diff --git a/build.xml b/build.xml
index ffa0f4a..8e8592e 100644
--- a/build.xml
+++ b/build.xml
@@ -68,7 +68,6 @@
         <mkdir dir="${build.dir}/testreport"/>
         <mkdir dir="${build.dir}/test.tmp"/>
         <junit printsummary="yes" haltonfailure="yes" forkmode="once" tempdir="${build.dir}/test.tmp">
-            <jvmarg value="-Dfile.encoding=UTF-16"/>
             <classpath>
               <pathelement location="${build.dir}/${ant.project.name}-${version.label}.jar"/>
               <pathelement location="${build.dir}/${ant.project.name}-test-${version.label}.jar"/>